diff --git a/README.md b/README.md
index 23a2d97..adbcdc1 100644
--- a/README.md
+++ b/README.md
@@ -4,7 +4,7 @@
 
 # CakePHP-PayPalRest-Plugin
 
-Simple PayPal plugin for CakePHP using the REST api.
+Simple PayPal plugin for CakePHP 3.x using the REST api.
 
 ## Installation